Jobs at Questronix

Provides Level 1 operational support for enterprise infrastructure across servers, operating systems, networks, storage, backups, and critical services. Monitors systems 24/7, responds to alerts, triages incidents, troubleshoots connectivity and service issues, manages ITSM tickets, performs account administration, executes standard procedures and approved changes, and escalates complex issues. Maintains documentation, coordinates with internal teams and vendors, supports production and non-production environments, and participates in shift-based operations including nights, weekends, and holidays.

Develop and maintain scalable full-stack web applications using Node.js, Vue.js, PHP CodeIgniter, and MySQL. Build responsive user interfaces, RESTful APIs, backend services, database structures, and system integrations. Handle deployment, debugging, performance optimization, testing, code reviews, release management, production support, and application maintenance while collaborating within an Agile/Scrum team.

Develops and executes comprehensive software tests, including functional, integration, regression, system, end-to-end, and user acceptance testing. Creates test plans, scenarios, cases, and data; identifies and tracks defects; analyzes results; and recommends quality improvements. Collaborates with development teams during Agile/Scrum sprints, participates in requirements and test planning activities, and maintains QA documentation and release-readiness reports.

Design, develop, and maintain responsive frontend applications using React.js, TypeScript, and Tailwind. Build reusable UI components, integrate APIs and backend services, optimize performance, debug issues, test applications, and conduct code reviews. Collaborate with designers, backend developers, QA engineers, architects, and stakeholders while providing technical guidance to frontend developers.

Gather, analyze, document, and validate business and system requirements. Translate stakeholder needs into functional requirements, process flows, user stories, and acceptance criteria. Facilitate workshops and interviews, collaborate with product and technical teams, support traceability and change management, resolve functional issues, and assist with user acceptance testing and documentation.

Design, develop, and maintain scalable backend applications, services, APIs, and integrations. Optimize application logic, databases, performance, security, and reliability. Conduct code reviews, troubleshoot complex issues, and collaborate with frontend, QA, DevOps, architecture, and business teams throughout the SDLC. Provide technical guidance and enforce development, security, and integration standards.

Leads the design, architecture, and implementation of scalable enterprise applications and technology solutions. Translates requirements into secure, maintainable designs; provides technical direction and mentorship; reviews architecture, code, integrations, and implementation approaches; identifies risks and performance considerations; and collaborates with stakeholders to align solutions with enterprise, security, and development standards.

Implement and maintain CI/CD pipelines, automate deployments and infrastructure processes, manage application environments, monitor system performance and availability, troubleshoot production issues, and collaborate with development, QA, security, and infrastructure teams to improve reliability and operational efficiency.

Designs, develops, optimizes, and supports ETL and data integration processes using IBM DataStage and Oracle Database 19c. Responsibilities include creating complex SQL queries, managing data transformations, validating data quality, troubleshooting processing issues, tuning performance, monitoring scheduled jobs, and supporting production ETL applications across enterprise systems.

Provides onsite infrastructure subject matter expertise across middleware, networking, servers, APIs, load balancing, and Oracle databases. Investigates incidents by analyzing logs and data, identifies root causes and event triggers, validates findings, and develops short- and long-term solutions. Communicates complex technical issues through clear explanations and diagrams, collaborates with stakeholders, and supports flexible schedules including overtime, shift, and weekend work when needed.

Provide L2 production support for IBM AS/400 and IBM i systems and applications. Monitor system health, jobs, queues, interfaces, file transfers, and data flows; troubleshoot incidents and failures; manage user access and authorities; perform backups and restores; support changes and documentation; and coordinate with L2/L3 teams and vendors during on-call or shift-based operations.

Designs and implements enterprise technology solutions within the CTO organization. Collaborates with business stakeholders, technology suppliers, and technical teams to assess business needs, modify existing programs, and implement solutions. Supports adoption of enterprise architecture guardrails across business units while applying architecture frameworks, cloud and hybrid infrastructure expertise, financial services knowledge, security awareness, and agile project practices.

Design, develop, and maintain Java and Spring Boot backend applications, RESTful APIs, and microservices. Integrate services with databases, messaging platforms, external systems, and third-party APIs. Implement security, testing, logging, error handling, and performance optimization. Participate in design discussions, code reviews, Agile ceremonies, deployments, production troubleshooting, incident resolution, and root-cause analysis. Create technical documentation and SDLC artifacts.

Designs, develops, maintains, and executes automated tests for mobile applications and APIs. Builds reusable automation frameworks, integrates test suites with CI/CD pipelines, analyzes failures, documents defects, and collaborates with development teams to improve software quality. Participates in test planning, requirements and code reviews, Agile ceremonies, and efforts to expand coverage while reducing manual testing.

Analyze requirements and create test plans, scenarios, cases, data, and scripts. Execute functional, integration, regression, system, end-to-end, and user acceptance testing. Investigate, document, track, and validate defects while collaborating with developers, business analysts, and stakeholders. Validate application functionality, business rules, data integrity, integrations, and end-to-end processes. Prepare QA reports and ensure testing complies with quality standards, SDLC processes, Agile practices, and client requirements.

Develop and maintain React Native mobile applications, build reusable front-end components, integrate RESTful APIs and third-party services, and perform testing, debugging, optimization, and defect resolution. Participate in code reviews, Agile ceremonies, deployment support, production issue investigation, documentation, and collaboration with cross-functional technical teams while following security, SDLC, and deployment standards.

The NodeJS Developer will design and maintain RESTful APIs, manage API definitions, optimize database queries in MySQL, and support AWS deployments.

Design, build, test, and maintain client- and server-side software. Develop responsive front-ends, back-end APIs, and databases, ensure security and performance, troubleshoot issues, and produce technical documentation while working with product teams.

Develop and maintain backend services using Python/Django and Django REST Framework, build and integrate REST APIs, implement ReactJS user interfaces, collaborate with designers and QA, write clean code, debug, optimize performance, participate in code reviews and Agile processes, and support deployments and post-release maintenance.

Build and maintain full-stack web applications: design client- and server-side architectures, create front-end interfaces, develop databases and APIs, test and debug, implement security/data protection, and write technical documentation while collaborating with product managers and development teams.